Juan's Girlfriend Is Sad

question 154

Multiple Choice

Juan's girlfriend is sad. So in an attempt to improve her mood, he asks her to hold a pencil between her teeth. Suddenly, she was happier. Why?

• A) there was an instant hormonal reaction
• B) the task was silly
• C) facial feedback triggered a happy response
• D) the pencil changed a display rule
• E) arousal triggered an autonomic reaction

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Definitions:

Genetic Differences

Variations in the DNA sequences among individuals within a population.

Intelligence

The ability to learn from experience, solve problems, and use knowledge to adapt to new situations.

Partially Heritable

Traits or characteristics that are influenced by both genetic factors and environmental conditions.

Heritability Estimates

Quantitative measures of the extent to which genetic factors contribute to individual differences in a trait or behavior within a given population.